- a metal breastplate worn under a coat of mail
- a padded protector worn over the chest by fencers
- a trimming like a dickey, worn on the front of a woman's dress
- a starched shirt front
- the lower, ventral part of the shell of a turtle or tortoise
Origin of plastronFrench from Italian piastrone from piastra: see piaster
- A metal breastplate worn under a coat of mail.
- A quilted pad worn by fencers to protect the torso and side.
- A trimming on the front of a bodice.
- The front of a man's dress shirt.
- The front panel of the tunic of a uniform, usually of a different color than the rest.
- Zoology The ventral part of the shell of a turtle or tortoise.
Origin of plastronFrench from Old French from Old Italian piastrone augmentative of piastra thin metal plate ; see piaster .
underside of a painted turtle
- The nearly flat part of the shell structure of a tortoise or other animal, similar in composition to the carapace.
- (fencing) A half-jacket worn under the jacket for padding or for safety.
- An ornamental front panel on a woman's bodice.
- A film of air trapped by specialized hairs against the body of an aquatic insect, and which acts as an external gill.
- The plastron of a diving beetle is not directly a source of oxygen, but acts as a gill, acquiring oxygen from the surrounding water.
From French plastron, from Italian piastrone, augmentive of piastra (“breastplate"), from Latin emplastrum (“plaster"), from Ancient Greek ÎµÎ¼Ï€Î»Î±ÏƒÏ„ÏÎ¿Î½ (emplastron), from ÎµÎ¼Ï€Î»Î±ÏƒÏ„Î¿Ï‚ (emplastos, “daubed, plastered"), from ÎµÎ¼Ï€Î»Î±ÏƒÏƒÎµÎ¹Î½ (emplassein, “to mould, form").